Free and Inexpensive Ways to Pick Up Open Source Tech Skills

This week Twitter was in the news for buying San Francisco-based company Marakana, which has focused on tech training, including training many people to use open source technology platforms and tools. As ZDNet reported, "Twitter is in the process of building its own engineering education program, dubbed Twitter University." Marakana's team will help build out this effort and the company will no longer train any individuals or organizations who want training.

However, there are a number of other places online where you can pick up valuable open source tech skills, and as we've reported these skills are very valuable in the current job market. Here are some sites worth investigating if you want to pick up skills for free, or at very low costs.